BUNSEKI KAGAKU

Vol. 62 No. 8

August, 2013

Table of Contents

Special Articles : The First Papers of Prospective Analytical Chemists
Research Papers
Determination of Selenomethionine in Selenium Enriched Yeast by Using Species-unspecific and Species-specific Isotope Dilution Analysis with HPLC-ICPMS
Takao YAMAMOTO, Tatsuya MUKAI, Yoshinari SUZUKI, Takehisa MATSUKAWA, Atsuko SHINOHARA and Naoki FURUTA 679
Visual Speciation Analysis of AsIII and AsV by Solid-phase Extraction to a Membrane Filter
Tsuyoshi FUNAYAMA, Hitoshi MIZUGUCHI and Junichi SHIDA 685
Technical Papers
Determination of Phenol Index in Wastewater by Using a Miniature Evaporator System and Subsequent Sequential Injection Analysis
Mai YAMASHITA, Shinsuke OHNO, Norio TESHIMA, Tadao SAKAI, Norio HAYASHI and Hiroshi KURIHARA 693
Notes
Influence of Nitric Acid and Hydrochloric Acid on the Calcium Determination by AAS in the Presence of Interference Inhibitor
Muga YAGUCHI and Katsuro ANAZAWA 701
Determination of Copper(II) in Concentrated Alkaline Solutions by Anodic Stripping Voltammetry with a Microporous Membrane Electrode
Osamu WATANABE, Toru HISAMATSU, Hitoshi MIZUGUCHI and Masamitsu IIYAMA 707
Development of the Separation-oriented Derivatization Method in HPLC Analysis Using Pentafluorophenyl Moiety
Yusuke KAWAMI, Yohei SAKAGUCHI, Hideyuki YOSHIDA, Erina TAMASHIMA, Miki ITOYAMA, Tadashi HAYAMA, Kenichiro TODOROKI, Masatoshi YAMAGUCHI and Hitoshi NOHTA 713
Determination of Cortisol and Cortisone in Human Saliva Using Dispersive Liquid-liquid Microextraction Coupled to HPLC Analysis
Erina TAMASHIMA, Tomomi KAI, Kenichiro TODOROKI, Yusuke KAWAMI, Miki ITOYAMA, Tadashi HAYAMA, Hideyuki YOSHIDA, Masatoshi YAMAGUCHI and Hitoshi NOHTA 719
Rapid and Simultaneous Analysis of Oral Antidiabetic Drug by Ultra-high-speed HPLC
Yoshihiro EMOTO, Ken ISHIKAWA, Hajime ITO, Sonoe HIRAIDE, Yoshiko NAGATA and Hideko KANAZAWA 725
Quantification of Combined Amount of Isopentenyl Diphosphate and Dimethylallyl Diphosphate by LC/MS/MS Using Selective Solid-phase Extraction
Tomomi SATO, Naoko KUWABARA, Saori NAKAGAWA and Susumu YAMATO 731
Determination of Inorganic Anions, Organic Acids, and Amino Acids in the Common Ice Plant (Mesembryanthemum Crystallinum L.) Using Capillary Zone Electrophoresis
Takanari HATTORI, Keiichi FUKUSHI, Makoto HAYAKAWA and Taro MINATO 737
Analytical Reports
Identification of Antihypertensive Combination Tablets Using Ultra-high-speed Liquid Chromatography-Photodiode Array Detection
Hiroyuki MIYANO, Hideko KANAZAWA and Yoshiko NAGATA 743
Improvement of One-drop Solvent Concentration Method for Metal Complexes Using a Simple Evaporator and Its Application to HPLC
Gen OKANO, Yuhei YAMAMOTO, Shigenobu KIMURA, Yoshio OKA and Shukuro IGARASHI 751